---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12857 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 790 4874 4 2577 7151 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e3:bc:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78364sec preferred_lft 78364sec inet6 fe80::f816:3eff:fee3:bc03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12857) 05/12/26 _x86_64_ (2 CPU) 02:19:36 LINUX RESTART (2 CPU) 02:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:01 2.10 0.03 2.03 0.03 1.43 1113.72 875.55 02:40:08 1.38 0.01 1.36 0.01 0.05 16.05 0.71 02:50:08 1.34 0.00 1.32 0.01 0.00 15.15 1.08 03:00:00 1.52 0.00 1.49 0.03 0.00 18.25 663.72 03:10:00 1.83 0.25 1.55 0.03 30.97 74.04 1.27 03:20:08 1.44 0.01 1.42 0.02 1.05 17.09 1.12 03:30:01 14.30 0.00 1.59 12.71 0.15 19.52 110827.58 03:40:08 23.13 2.99 17.92 2.22 225.45 3249.93 1277.43 03:50:08 1.14 0.00 1.14 0.00 0.00 14.84 0.00 04:00:01 15.90 13.68 2.14 0.07 152.35 48.18 11.97 04:10:00 1.52 0.00 1.49 0.03 0.00 400.84 3.43 04:20:08 1.38 0.00 1.38 0.00 0.00 140.55 0.00 04:30:01 1.50 0.00 1.48 0.02 0.00 19.49 0.23 Average: 5.26 1.30 2.81 1.16 31.73 398.70 8648.38 02:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 6285392 7532432 287944 3.54 30564 1422144 521492 5.68 449640 1183096 240 02:40:08 6289940 7537528 282844 3.48 30772 1422480 521440 5.68 449800 1183640 132 02:50:08 6289716 7537820 282552 3.47 30960 1422808 521508 5.68 449852 1184156 180 03:00:00 6280404 7529048 291312 3.58 31168 1423132 522304 5.69 450112 1184688 132 03:10:00 6231780 7507380 312576 3.84 31576 1449328 716708 7.81 464760 1202272 132 03:20:08 6259436 7535900 284012 3.49 31792 1449964 522368 5.69 460036 1202812 132 03:30:01 6253256 7530336 289472 3.56 31992 1450336 522432 5.69 460084 1203356 184 03:40:08 5084584 7203556 567976 6.98 85424 2197480 791376 8.62 760452 1958376 212 03:50:08 5143812 7263324 508212 6.25 85568 2197884 746120 8.13 714492 1958924 276 04:00:01 5085512 7261548 501036 6.16 88952 2242856 726296 7.91 679160 2006544 180 04:10:00 4824480 7119048 642148 7.90 89180 2359932 906264 9.87 859640 2123848 1928 04:20:08 4646116 6977696 782828 9.63 89332 2396268 1020688 11.12 974072 2160328 244 04:30:01 4709876 7042076 718448 8.83 89484 2396720 979408 10.67 932176 2160940 168 Average: 5644946 7352130 442412 5.44 57443 1833179 693723 7.56 623406 1593306 318 02:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.38 0.07 0.18 0.03 0.00 0.00 0.00 0.00 02:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.51 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.46 0.05 2.23 0.03 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.51 0.09 0.74 0.05 0.00 0.00 0.00 0.00 03:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:10:00 ens3 0.39 0.23 3.11 0.03 0.00 0.00 0.00 0.00 03:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:08 ens3 0.25 0.11 0.05 0.46 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.36 0.10 0.13 0.09 0.00 0.00 0.00 0.00 03:40:08 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:40:08 ens3 75.38 54.70 592.77 11.63 0.00 0.00 0.00 0.00 03:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:08 ens3 28.32 25.76 459.07 1.70 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 72.70 70.05 1236.52 4.61 0.00 0.00 0.00 0.00 04:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:00 ens3 26.80 25.21 417.08 1.68 0.00 0.00 0.00 0.00 04:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:08 ens3 27.14 25.76 442.29 1.71 0.00 0.00 0.00 0.00 04:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:01 ens3 13.12 12.14 191.75 0.82 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 19.05 16.49 257.16 1.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12857) 05/12/26 _x86_64_ (2 CPU) 02:19:36 LINUX RESTART (2 CPU) 02:20:02 CPU %user %nice %system %iowait %steal %idle 02:30:01 all 0.35 0.00 0.30 0.02 0.02 99.32 02:30:01 0 0.37 0.00 0.31 0.02 0.02 99.28 02:30:01 1 0.32 0.00 0.29 0.01 0.02 99.36 02:40:08 all 0.30 0.00 0.10 0.01 0.03 99.57 02:40:08 0 0.33 0.00 0.10 0.01 0.02 99.54 02:40:08 1 0.27 0.00 0.09 0.00 0.03 99.61 02:50:08 all 0.27 0.00 0.08 0.01 0.03 99.61 02:50:08 0 0.37 0.00 0.09 0.01 0.02 99.52 02:50:08 1 0.18 0.00 0.08 0.01 0.03 99.70 03:00:00 all 0.31 0.00 0.17 0.01 0.03 99.48 03:00:00 0 0.33 0.00 0.17 0.01 0.03 99.47 03:00:00 1 0.29 0.00 0.17 0.02 0.04 99.49 03:10:00 all 0.39 0.00 0.11 0.03 0.03 99.45 03:10:00 0 0.46 0.00 0.13 0.05 0.03 99.35 03:10:00 1 0.32 0.00 0.09 0.02 0.03 99.55 03:20:08 all 0.23 0.00 0.09 0.04 0.04 99.61 03:20:08 0 0.32 0.00 0.08 0.05 0.04 99.50 03:20:08 1 0.13 0.00 0.10 0.03 0.03 99.71 03:30:01 all 0.28 0.00 0.17 0.04 0.03 99.49 03:30:01 0 0.08 0.00 0.20 0.06 0.03 99.64 03:30:01 1 0.48 0.00 0.14 0.02 0.03 99.34 03:40:08 all 11.58 0.00 1.75 2.26 0.10 84.32 03:40:08 0 10.49 0.00 1.72 2.35 0.10 85.33 03:40:08 1 12.67 0.00 1.78 2.16 0.09 83.30 03:50:08 all 0.58 0.00 0.25 0.01 0.06 99.11 03:50:08 0 0.51 0.00 0.09 0.01 0.04 99.36 03:50:08 1 0.66 0.00 0.40 0.01 0.08 98.85 04:00:01 all 1.06 0.18 0.74 0.14 0.06 97.83 04:00:01 0 0.53 0.35 0.55 0.24 0.07 98.25 04:00:01 1 1.58 0.00 0.93 0.03 0.05 97.40 04:10:00 all 0.78 0.00 0.21 0.02 0.06 98.93 04:10:00 0 0.88 0.00 0.23 0.02 0.07 98.80 04:10:00 1 0.69 0.00 0.18 0.02 0.06 99.06 04:10:00 CPU %user %nice %system %iowait %steal %idle 04:20:08 all 0.66 0.00 0.24 0.01 0.07 99.02 04:20:08 0 0.75 0.00 0.29 0.02 0.08 98.85 04:20:08 1 0.58 0.00 0.18 0.01 0.05 99.19 04:30:01 all 0.50 0.00 0.29 0.01 0.08 99.12 04:30:01 0 0.69 0.00 0.32 0.02 0.07 98.91 04:30:01 1 0.31 0.00 0.26 0.01 0.10 99.33 Average: all 1.34 0.01 0.35 0.20 0.05 98.05 Average: 0 1.25 0.03 0.33 0.22 0.05 98.13 Average: 1 1.43 0.00 0.36 0.18 0.05 97.98